The following are 54 scores on a test: 32, 40, 50, 46, 40, 32, 50, 44, 32, 46, 34, 48, 30, 48, 36, 42, 30, 44, 36, 44, 50, 48, 40, 50, 42, 32, 50, 46, 30, 46, 38, 50, 46, 38, 42, 30, 44, 30, 48, 42, 36, 46, 50, 34, 40, 32, 46, 30, 50, 42, 38, 50, 40, and 34. Complete the frequency distribution below. Round off all decimals, as they occur, to two decimal places. The percentages should be WHOLE numbers. X tallies f % 50 48 46 44 42 40 38 36 34 32 30

Q: Out of the numbers listed below, what number is in the 90th percentile? what percentile is 52,598?

A: From the given information, the total number of numbers in the given list is observed to be 15. Now…

Q: Construct a sample with at least two different values in the set of five measurements who’s mean is…

A: According to the provided information, the mean should be 3 of five observations.

Q: A random sample of 121 CEOS is selected to determine the number who are less than 39 years old. The…

A: The given data set is, (a) The number of CEO's are less than 39 is,x= 20

Q: You are the cadet Industrial Engineer who was to check on work standards. A certain assembly task…

A: given that the randomly selected time instance of workers n=36

Q: You work in the admissions department for a college and are asked to recommend the minimum SAT…

A: Consider the given data:…

Q: A certain airline wishes to estimate the mean number of seats that are empty on flights that use…

A:

Q: The following are examination scores of 20 mathematics students: 25, 29, 30, 35, 16, 22, 42, 48, 19,…

A: The question is about frequency distribution Given : Data :   To find : a ) sum of the dev. of the…

Q: A mayor running for re-election claims that during his term, average municipal taxes have fallen by…

A: Probability : Probability is a field of mathematics that deals with numerical descriptions of how…

Q: 1. Place the following set of n = 20 scores in a frequency distribution table. 2 2 1 3 1 6 2 4 7 1 2…

A:

Q: suppose that 20% of the fields in a given agricultural area are infested with the sweet potato…

A: It is given that  P( infested with whitefly ), p = 20% = 0.20 Sample size, n = 270 Here, probability…

Q: 7. A test has a total score out of 150. The results of 17 students were recorded and listed below.…

A: Arrange the rank of the students in ascending order.

Q: Out of 6000 graduates in a town 600 are females out of 1200 graduate employ 100 are females. Use x…

A: Given that: Total number of graduates/ frequency, n = 6000 Total number of females = 600 Total…

Q: A mayor running for re-election claims that during his term, average municipal taxes have fallen by…

A: Null Hypothesis is a neutral statement about the parameter or distribution. Alternative hypothesis…

Q: A mayor running for re-election claims that during his term, average municipal taxes have fallen by…

A: The population standard deviation is 35.

Q: C. Determine the following: 1. Size of class interval 2. Number of respondents/Scores/values 3.…

A: Given Information: 25 40 40 26 27 50 38 28 29 39 39 29 25 31 33…

Q: Out of 6000 graduates in a town 600 are females out of 1200 graduate employ 100 are females. Use z…

A:

Q: Records from the Washington Department of Licensing show that 47 former SFCC business students have…

A: Given 7, 12, 13, 17, 10, 5, 10, and 6 employees.

Q: A student wishes to see if at her school the proportion of underclassmen who do not have have a job…

A: Given,n1=257 , x1=55n2=288  ,  x2=45p^1=x1n1p^1=55257=0.21401p^2=x2n2p^2=45288=0.15625pooled…

Q: The following are the numbers of minutes it took random samples of 8 men (group 1) and 5 women…

A: Solution: We'll use Wilcoxon rank sum test. First of all we put both the samples in ascending order,…

Q: 3. The total scores of 40 students in a class are given below: Total Points: 80; 85; 67; 90; 65;…

A:

Q: A. Construct frequency distribution table using data above. Tally Frequenc Class Relative Mark…

A: The 70 observations are given. We have to make class intervals for the given set of data and prepare…

Q: A company that sponsors LSAT prep courses would like to be able to claim that their courses improve…

A: A Test statistic: Initial Test Post Test d=Initial Test-Post Test 64 66 -2 68 63 5 62 71 -9…

Q: 4th Grade 44, 48, 48, 51, 52, 52, 54, 54, 57, 60 7th Grade 52, 55, 57, 57, 58, 60, 60, 62, 64, 65 e…

A: We have to find the average of class 7th and class 4th by using the formula of the average…

Q: The manufacturer of a sports car claims that the fuel injection system lasts at least 48 months…

A: Let X represents the ages of sports cars at the time of replacement. x 29 42 49 48 53…

Q: The following is a sample of 25 people who were asked, how many days did they go to the gym last…

A: Data given  n=25  143, 129, 170, 130, 106, 175, 125, 155, 126, 120, 139, 129, 183, 164, 93, 124,…

Q: An employer wants to know which days of the week employees are absent due to medical leave (MC) in a…

A: For the given data, we need to help the employer to decide whether the days for highest number of…

Q: Which set of scores has the smallest variability?    A)11, 17, 31, 53 B) 5, 11, 42, 22 C) 145,…

A: Variability: The dispersion of the data from its mean and also the dispersion of the data with each…

Q: 67 75 57 59 87 86 79 74 67 75 87 65 OA. 445 553 54 57 59 665 65 67 67 774 75 75 79 8 86 86 87 Oc. 45…

A: 1) The given data is, 45 54 53 65 67 75 57 59 87 86 79 74 67 75 87 65 The stem and leaf plot is…

Q: 64, 40, 43, 40, 33, 54, 40, 49, 44, 25, 50, 62, 55, 42, 64, 69, 50, 42, 57, 22, 39, 61, 47, 46, 37,…

A: Arranging the given data set in the ascending order, 21, 22, 25, 28, 33, 33, 33, 34, 36, 36, 37, 38,…

Q: The annual rainfall was measured in the Western Desert during a period of one year, and the readings…

A: As per given by the question, There are given that the nearest mm is as follows: 11,13 , 16 , 17 ,…

Q: B. Solve for: 1. Mean 2. Median 3. Mode 4. Variance 5. Standard Deviation

A: The objective is to obtain mean,median,mode,variance SD. for given data .

Q: 1) Find the average, median and mode of this distribution. 2) Then find Q1, Q2 and Q3. 4) Are the…

A: The data points given are as follows 54, 67, 58, 98, 65, 77, 86, 49, 86, 85, 90, 64, 69, 74, 57, 60,…

Q: A random sample of 40 college professors is selected from all professors at a university. The…

A: The given data is 22, 27, 28, 29, 30, 30, 30, 31, 31, 32, 32, 33, 38, 39, 40, 40, 40, 41, 43, 43,…

Q: The following 40 scores are from a college mathematics test for elementary school teachers. 56, 92,…

A: