III. Determine the corresponding z-scores of the following and indicate whether each score lies above or below the mean. Show your complete and neat solutions. Avoid erasures. 11. x = 50, s = 5, x = 44 13. x 64 σ = 8 μ = 62 12. x = 38, s = 6, x = 28

Q: The data in the table is the number of absences for 7 students and their corresponding grade. Number…

A: The variable number of absences is defined as x and the variable grades is defined as y.

Q: H.w B From the lowing tuble, calculate the population mean Y, and the population variance o. Student…

A:

Q: II. Use the following frequency distribution to answer item numbers 15 to 18. f 10.5 8.7 7.9 7.1 7.8…

A: Frequency is the number of times an observation occurred. Larger number of observations can be…

Q: 6. Which of the following statements is TRUE? a. A null hypothesis is denoted by Ho. b. In…

A:

Q: Using the given data, find the following. 23,  19,  18,  2,  5,  7 , 9 Identify the five-number…

A:

Q: number summary is 0.53, 0.74, 1.19, 1.355, and 1.4

A: The five-number summary consists of the following statistics: Minimum, Lower quartile, Median, Upper…

Q: Using the given data, find the following. 26 18 28 14 9 Identify the five-number summary. Round…

A: Quartiles: The observations Q1, Q2, And Q3 which divide the total number of observations into 4…

Q: Find the variance for the given data. Round your answer to one more decimal place than the original…

A:

Q: Print Refrigerator manufacturers design their freezer units to maintain temperatures within a…

A: a.   Consider that σ2 is the true variance of temperatures of refrigerator.

Q: 1 2 3 4 1.80 4)

A: Given: Using Histogram x : 1 2 3 4 f : 4 4 1 1

Q: Q: Table The gives in a the frequency for the cholesterol values of 50 patients in a rehabilitation…

A: Data represents cholesterol values of 50 patients in rehabilitation study. (a) Following are the R…

Q: Assume that a randomly selected subject is given a bone density test. Bone density test scores are…

A: We have given that.    X~N( 0 , 1 )    μ = 0    , ? = 1

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: normal distributionμ = 100σ = 15P(80<x<105) = ?

Q: a. x = 40, s = 5, x = 30 90, μ-89, σ 2 C. μ-50, σ5, α d. s4,α = 20, π= 30 b. - 90, μ 89, σ=2 x = =…

A: Standard deviation and mean have given, Given data value  lies within a sample or within a…

Q: Scores p5 of 5: Find the percentage of students that scored higher than 75.5. Round your answer to…

A: Answer:- Given Prealgebra Exam Scores histogram is -

Q: le plot for the data. Choose the correct graph below. 400 500 5 OB. 3.00 2.00 1.00- 0.00- -1.00…

A: Given: The data given is as below 350 100 300 50 0 400 200 100 200 450 50…

Q: A high school teacher is interested in the number of text messages her students send during a one…

A: Given information: The data represents the frequency distribution of number of text messages sent by…

Q: Group A students from an electrical engineering class use an ammeter to measure the current of an…

A: Consider the given data, 4.402, 4.217, 4.345, 4.440, 4.289 Solve for the mean as, ⇒Mean, μ=Sum of…

Q: The student's weighted mean score is (Simplify your answer. Round to two decimal places as needed.)

A: Given that  x Weighted (w) w*x 88 35 3080 89 5 445 90 10 900 91 5 455 99 45 4455…

Q: a. At the 0.10 level of significance, is there evidence that the mean difference is different from…

A: Given is the differences b/w actual and specified length of 80 steel parts. α=0.10 H0: μ=0 H1: μ≠0

Q: 4. The highest bar in a histogram represents? a. The class with the lowest frequency. b. The class…

A: The highest bar in a histogram represents: d. The class with the highest frequency.

Q: 188l is preparing for a new advertising campaign. They start to tabulate the number of times 121 of…

A: Giving information: Total number of students who took the test is 121. ∑Frequency=121 The incomplete…

Q: A= 36 B= 09 Compute C=Min(A,B) and D=(Max(A,B)+5). Question: Take any 50 different numbers (some of…

A: Given that: A=36 B=09

Q: Match the description of the sample with the correct plot. Time (in minutes) it takes a sample of…

A: The objective is to match the description of the sample with the correct plot.

Q: 3. Answer the following questions based on the following two figures: Histogram Boxplots 6. D E (a)…

A: Given histogram:

Q: will be prepared using i= 0.5, the lowest clas 18. The true limits or the class boundaries of the…

A: 18 From the part 17, the lowest class interval is (6.4, 6.9).

Q: What value corresponds to the 61 percentile in the following data set? 35,10,28,59,44, 48,51 O A.…

A:

Q: Using the given data, find the following. , 1.4, 5.9, 8.3, 15.2, 13.4, 11.8, 17.316.2   Identify…

A: We have given that the discrete data of size 8 i.e. 1.4, 5.9, 8.3, 15.2, 13.4, 11.8, 17.3,16.2…

Q: 11

A: Answer is 20.5

Q: The data in the table is the number of absences for 7 students and their corresponding grade.…

A: n=7 Alpha=0.01 Number of Absences    Grade0                                          5.51…

Q: Find the 5 number summary for the data shown x 3.9 5.4 6.5 8.9 11.3 11.8 24.6 27.8 28.4

A:

Q: D. 3rd Quartile E. 7th Decile F. 65th Percentile also this

A: Median is the middle value that seperates the data into two equal halves. Percentile is the measure…

Q: An estimate of the variation between the groups is the  a. Mean Square due to Error. b. Sum of…

A: variation between the groups

Q: Arm circumferences of 122 outpatients at a clinic in Santa Cruz are measured in centimeters. The…

A:

Q: Frequency 24 20 16 N Co 8 4 0 70.5 15 75.5 Prealgebra Exam Scores 16 80.5 14 85.5 Scores 11 90.5 4…

A:

Q: :20. Find the geometric mean for the following data: 6. variable X: 2 3 5 4 Frequency: 10 15 18 12

A: Solution:

Q: The data to the right represent the number of chocolate chips per cookie in a random sample of a…

A: NS2628233332152921221731272328351925262224282424232822

Q: Which equation represents the data in the table? 4. 100 25 6.25 1.5625 y= 100(금)" ов. y = 400(금)" O…

A: Equations

Q: One graph in the figure represents a normal distribution with mean u= 15 and standard deviation o =…

A: Given: One graph has μ=15 and σ=2.Another graph has μ=11 and σ=2.

Q: One graph in the figure represents a normal distribution with mean = 5 and standard deviation a=2…

A: Solution-:For one variable: For second variable: Both graph represents normal distribution.Determine…

Q: . The scores of individual students on a mathematics test have a normal distribution with mean 18.6…

A: here use basic of sampling distribution

Q: = the area of the unshaded region?

A: t Distribution: The t distribution is symmetric distribution. it is also called student t…

Q: 25 30 61 48 42   a. Determine the population mean​ age, μ​, of the five winners

A: a) Mean (25+30+61+48+42)/5 =206/5 mean​ age =μ​=41.2   b) The mean of the variable x is…