9. Find the mean of a student's test scores if he earned 93, 91, 85, 90, and 91 points on five tests.

Q: Calculate the mean of the following values: 3, 36, 11, 44, 46, 8, 10. Answer rounded to the nearest…

A: Given : Values (X) : 3 , 36 , 11 , 44 , 46 , 8 , 10 Sample size (n) = 7

Q: n a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: Given Information:   Mean test score Number of ninth graders Glenwood 78 258 Central 96 303…

Q: 2) The scores of seven members of a men's golf team are 68, 62, 60, 64, 70, 66, and 72. Determine…

A: Algebra Question

Q: what is the mean of both 40,200 and 41,750

A:

Q: Suppose that the mean score of a class of 33 students was 80. The 17 male students in the class had…

A:

Q: 1. Find the median of the set of values: 16, 14, 12, 19, 20, 15, 23

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

Q: 2. Find the median of the set of numbers 7 3 8 2 1

A: Given numbers : 5,3,7,3,8,2,1

Q: Suppose the profit the Honda dealership makes on the next 5 Accords it sells are: 443, 1,058, 766,…

A:

Q: For a 10 point quiz, the professor recorded the following scores for 8 students: 7, 8, 3, 9, 10, 6,…

A: Need to  Calculate Mean from the following data7,8,3,9,10,6,8,5

Q: 13. Andi wants to know if there is a difference in income if he is studying and not attending…

A: Calculate the Sample means and Standard deviations for two groups

Q: Compute the mean of 26, 66, 38, 10, 27, 81.

A: mean=∑Xii=1nn

Q: . A population has a mean of μ = 40. a. If 5 points were added to every score, what would be the…

A: Given that population mean is given by 40

Q: Determine the mean of the following: 21, 43, 96, 104, 32

A: We determine the mean of the following:   21, 43, 96, 104, 32

Q: Compute the mean of 68, 14, 39, 38, 42, 90.

A:

Q: Suppose that in key punching of 80 column IBM cards, the arithmetic mean number of mistakes per card…

A: Given: λ = 0.3 As per Poisson distribution, P(X = x) = e-λ*λxx!

Q: Keiko asked 15 students how many courses they have taken so far at her college. Here is the list of…

A:

Q: What is the median race time in seconds for this group of students

A:

Q: 2. Compute the mean for the difference scores.

A: First we have to calculate the difference in scores for each participants.

Q: The mean salary of twelve men is $52,000, and the mean salary of four women is $85,000. Find the…

A: From the given information,

Q: The mean salary of twelve men is $55,000, and the mean salary of four women is $85,000. Find the…

A: Mean or Average :

Q: (d) If the bottom 10% of students will fail the test, what is the lowest mark that a student can…

A: Given that, the mean value is μ=75 and standard deviation σ=15. It is known that, the formula for…

Q: Forty students took a final exam on which the passing score was 70. The mean score of those who…

A: Given that, forty students took a final exam on which the passing score was 70. The mean score of…

Q: Write a set of 6 unique number that is skewed to the left And had a mean of 6 and Median of 8

A: Introduction: It is required to create a set of 6 unique numbers, such that the distribution is…

Q: 2. The instructor claims that her student's mean score for the Final Term Examination is not lower…

A:

Q: $88,000

A:

Q: 18. the mean of 7 numbers is 63. What is the sum of the numbers?

A: It is given that Number of observations n = 7 Mean = 63

Q: In a city with three high schools, all the ninth graders took a Standardized Test, with these…

A:

Q: Suppose that in key punching of 80 column IBM cards, the arithmetic mean number of mistakes per card…

A:

Q: b. Find the mean of these values assuming the first five values are each worth 10% and the last…

A: Given:  First 5 values of worth 10% and last value of 50% worth. Values given: 2, 6, 10, 14, 20, 32…

Q: Suppose that the mean score of a class of 32 students was 77. The 18 male students in the class had…

A: We have given that  Mean score of 32 students=77 Mean score of 18 male students=68 Find the  mean…

Q: The mean number of a set of 5 numbers is 12.7 . What extra number must be added to bring the mean up…

A: We know that,  Mean = (summation Xi)/n If Mean of 5 numbers = 12.7 then 12.7= (X1+X2+X3+X4+X5)/5…

Q: find the mean if Z-score =14, st.Dev.=2.5, for a score of 8.5

A: Standard normal distribution:The standard normal distribution is a special case of normal…

Q: Suppose that the mean score of 28 students (in a class of 30 students) in a quiz is 28. What should…

A:

Q: Does the mean of this sample equal 98.6, the number that is generally considered the average body…

A: Given data: 97.6, 98.8, 98.0, 97.0, 99.2, 98.6, 98.4, 97.4 We have to check mean of this sample…

Q: In a set of 5 students, if the score of the highest student is increased by 20, what is the effect…

A: Given that  In a set of 5 students, if the score of the highest student is increased by 20, what is…

Q: What are the mean and median (in that order) for the set {2, 5, 2, 8, 3}? 2, 4 b. 3, 4 a. с. 4, 2 d.…

A: 1)Given set is {2,5,2,8,3}Arrange the set in ascending order{2,2,3,5,8}

Q: Suppose that the mean score of a class of 35 students was 74. The 18 male students in the class had…

A:

Q: The mean salary of twelve men is $57,000, and the mean salary of four women is $87,000. Find the…

A: The provided information are: Mean salary of 12 men = $57000 Mean salary of 4 women = $87,000 The…

Q: 2.) Suppose you scored 75, 64, and 79 on your first 3 math tests. a.) What is your current average?

A: We are given scores of 3 math tests which are 75, 64, and 79 We need find the current average of…

Q: B. The average exam score for 10 students in a statistics class was 85. One student dropped the…

A: Given When n=10, average exam score for 10 students in a statistics x̄=85  When one student dropped…

Q: 4) Students in two fifth grades were given the same English test. One class of 27 students had a…

A: We have, One class of 27 student had a mean of 69 and the second class of 23 student had a mean 74.…

Q: Vrite a set of 6 unique numbers that is skewed to the left and has a mean of 6 and a median of 8.

A: Solution

Q: 7. Find the mean of a student's test scores if he earned 95, 93, 85, 90, and 91 points on five…

A:

Q: Give five different numbers whose mean is 11 and range is 14.

A: Here use basic formula of mean and range

Q: If the mean of 5 values equals 34, then ΣΧ-

A:

Q: Suppose you go to the grocery store and spend $61.85 for the purchase of 14 items. What is the mean…

A: 6. The mean is the average value of the data set and is computed by summing up all the observations…

Q: Kara has five exam scores of 6363, 5959, 6767, 7575, and 7373 in her biology class. What score does…

A:

Q: The mean of 12,22,32,42,52,62,72 is ?

A: