Pulse rates (in bpm) were collected from a random sample of females who are non-smokers but do drink alcohol. The pulse rates before they exercised had a mean of 75.08 and a standard deviation of 10.75. The pulse rates after they ran in place for one minute had a mean of 125.43 and a standard deviation of 25.92. The pulse rates before they exercised were     than the pulse rates after they ran in place for one minute.

Q: 6. The owner of JF Supermarket is planning to expand its business in Barangay J. The owner wants to…

A: Given: x y 35214 23 36125 24 37123 36 38127 29 39457 39 41245 42 Significance…

Q: The graph shows the amount of profit, in millions of dollars, for a large company in Seattle. The…

A: Obtain the value of the absolute change from 2012 to 2014. The value of absolute change from 2012 to…

Q: A stream of data consists of four characters A, B, C, D with probabilities 0.1, 0.3, 0.2, 0.4,…

A: If there exist some errors in the coding and it can be able to corrected using the method known as…

Q: Given the following histogram for a set of data, how many values in the data set are greater than…

A:

Q: given by f(z) = e²,0 <=z <=10 Calculate the probability that z is less than 0.5 O O a. b. 0.83 0.393…

A: Obtain the probability that the Z is less than 0.5.   The probability that the Z is less than 0.5 is…

Q: e. Compute the covariance and correlation coefficient r between the right tire pressure. f. How do…

A:

Q: Corporation and. Heggnesion The quen equation is: f(x) eget nis begression entive of You & = net(gn)…

A:

Q: Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a…

A: It is given that the random variable X is the number of children among the five who inherit the…

Q: assessed by their leader. A '0' is 'Terrible a '5' is 'Outstanding'. The 29 members o

A: Given: Scores (x    ) frequency (f) 0 2 1 5 2 6 3 9 4 4 5 3   29

Q: for the binary system if the entropy =0.9710, so the probabilities are :

A:

Q: A random variable, y, has a known probability distribution given by :y=2, 4, 6,8,10 and P : 0.1…

A: Given information: Y 2 4 6 8 10 P(Y) 0.17 0.23 0.2 0.3 0.1 Formula:

Q: Year Discussion Questions 2. The following is the experience of Insurer A for the last three years:…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The power spectral density at zero frequency is equal to the area under the curve of the…

A:

Q: Find median and mode of the messages received on 9 consecutive 4, 15, 13, 17. 15, 16 O a. O b. 18,15…

A: arrange data in accending order  4,5,9,11,13,15,15,17,18 no. of observations n = 9 we have to find…

Q: Construct the cumulative frequency distribution for the given data. Age (years) of Best Actress when…

A:

Q: termine whether the following procedure results in a binomial distribution or a distribution that…

A:

Q: need the answer quick

A: Given: fx=x218         -3&lt;x&lt;3 P(X&lt;1)  and P(|X| &lt;1) needs to be calculated.

Q: A discrete random variable has probability distribution: x= 1, 2,3,4, 5 and P(x) =0.12,0.15, 0.23,…

A: The probability disyribution is given by X 1 2 3 4 5 P(x) 0.12 0.15 0.23 0.3 0.2

Q: When you knit something using a pattern, each line of the pattern contains a stitch count. Depending…

A: Given that, When we knit something using a pattern, each line of the pattern contains a stitch…

Q: For the binomial distribution, which formula finds the standard deviation? Choose the correct answer…

A: Given X~Bin(n,p)

Q: Suppose you roll 10 4-sided dice. (a) What are the odds the sum is 10? (b) What are the odds the sum…

A:

Q: Acountry's score on the CPI matters more than its rank because: the score measures actual levels of…

A: Score vs rank In case of rank correlation, ranks are allotted according to the increasing order of…

Q: We know that IQ scores are normally distributed with a mean of 100 and a standard deviation of 15.…

A:

Q: E (XY)=E (X)E (Y) if x and y are independent. True b. False O a. O

A: The expectation of a discrete random variable X is a measure of central tendency of the probability…

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: Given that: Success probability, p=0.8 Sample size is, n=10

Q: 4. The table shows the sales of Francine's gift shop for the last 8 months. Francine wants to…

A: Given: x y 1 35050 2 45250 3 37345 4 47652 5 64245 6 42524 7 31246 8 63246

Q: Lower and upper bounds are incorrect.  Here is the correct upper bound calculation and answer.…

A:

Q: Three transistors are tested. The probability that none of them works is 0.97. What is the…

A:

Q: Calcuate a three-period moving average forecast for June

A: Given: Period Actual Jan 545 Feb 567 Mar 568 Apr 561 May 476

Q: 4. A company pays an average of Php 100.00 per hour with a standard deviation of Php 15.00. If the…

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

Q: Find the percent of the total area under the standard normal curve between the following z-scores.…

A: We have given that z = 0.75 and z = 1.3

Q: Statistics and Probability Consider the dataset "trees" in R. Run ?trees in R to see the…

A: As the problem is related to R programming , so it is better to do it in R rather than in hand.

Q: A random variable, y, has a known probability distribution given by :y=2, 4, 6,8,10 and P…

A: given data  y P(y) 2 0.17 4 0.23 6 0.2 8 0.3 10 0.1

Q: A discrete random variable has probability distribution: x= 1, 2,3,4, 5 and P(x) =0.12,0.15, 0.23,…

A: Given information: x P(x) 1 0.12 2 0.15 3 0.23 4 0.30 5 0.20 Sum 1.0

Q: In a test of a sex-selection technique, results consisted of 247 female babies and 11 male babies.…

A: The given results consist of 247 female babies and 11 male babies.

Q: sets represented by the following histograms has the largest standard deviation?A data set lists the…

A: Given: Minimum = 3 Median = 15 Q3 = 16 IQR = 4 Maximum = 19

Q: Determine the probability of the given complementary event. What is the probability that a 59%…

A: It is needed to find the probability of the complimentary event.

Q: How would you BEST describe the results? There is a main effect of outcome: People who received the…

A: 1. There is an interaction between outcome and ambivalence, so this is false. 2. This is false. Low…

Q: for the binary system if the entropy =0.9710, so the probabilities are:

A:

Q: Suppose a survey conducted in 2012 asked a group of adults from a certain country whether they drink…

A: Given:  survey in 2021 asked group of adults from certain country whether they drink seltzer water…

Q: Probability Theory studies the mathematical chances of something happening based on real and…

A:

Q: The salaries of a company's employees are normally distributed with mean 15000 and standard…

A:

Q: The incubation period for COVID-19, which is the time between exposure to the virus (becoming…

A: I solve this question using r-software. And in part (3) we can use binomial distribution to find…

Q: Suppose 2000 students did an exam so the list of 2000 exam marks is a quantitative variable X. Also…

A:

Q: ted

A: A hypothesis test known as a t test for one mean seeks to infer anything about the population mean.…

Q: Determine whether the value is discrete or continuous.   Determine whether the value is discrete…

A: Given, we know that when we have countable numbers then it is called discrete numbers. And when we…

Q: in a sample space S, if P(a) = 0, then A is independent of any other event. False O a. O b. True

A: Given that Sample space S if P(a)=0 then A is independent of any other event .. True or False ..

Q: Nos 9-11: Find the value of d. Given a random variable X has the following probability distribution:…

A: Concept:Sum of all probability  in a distribution is always equal to 1

Q: Based on the histogram above, what is the frequency of the class containing the value 14

A:

Q: Assume that a procedure yields a binomial distribution with n = 8 trials and a probability of…

A: