Find the percent of the total area under the standard normal curve between the following​ z-scores.   zequals=0.75 and zequals=1.2   The percent of the total area between zequals=0.75 and zequals=1.2 is enter your response here​%. ​(Round to the nearest​ integer.)

Q: Select the statement that is TRUE. The interquartile range (IQR) covers the middle 50% of a data…

A: Interquartile range are also known as midspread or H spread or middle 50% is to evaluate statistical…

Q: Determine the percent of data greater than z=−1.40.

A: Know that  X~N( 0 , 1 )   μ=0  , ?=1 (for standard normal distribution)    Z-score =( x - μ )/?

Q: A survey found that women's heights are normally distributed with mean 63.7 in and standard…

A: In a survey, Height of women follows the normal distribution with mean 63.9 in and standard…

Q: Data table

A: Calculations for Height:

Q: Test whether patients getting Treatment 1 are more likely to survive, if 62 out of 82 getting…

A:

Q: Find the percent of 16/20 and 4/20. What are the relationships between the answers?

A:

Q: The data set below represents the ages of 36 executives. Find the percentile that corresponds to an…

A: Solution

Q: The table below consists of 7 numbers. Find the percentile of the value 23. (Note: Percentiles are…

A: Given data is  54 81 67 23 51 70 40 Given data in ascending order : 23, 40, 51, 54, 67, 70, 81…

Q: The number of hours per week that the television is turned on is determined for each family in a…

A: Given that mean = 32 hours Median = 28.2 hours 7th percentile = 17 hours

Q: A streaming platform contains thousands of movies. The average movie length across all the movies is…

A:

Q: 1. (12pt) A researcher is studying hospital cleanliness comparing carpeted rooms with uncarpeted…

A:

Q: The scatterplot illustrates the relationship between distance and success rate of field-goal…

A: Given,

Q: What percentage of candidates will likely score below ftable is given as State of Nature Decision S1…

A: *answer:

Q: d. The degrees of freedom = e. The test-statistic for this data (Please show your answer to three…

A: d. Degrees of freedom: df=number of categories-1   =4-1   =3

Q: In California, we need more rain to sustain the health of our natural environment, argriculture, and…

A: Given: Inches of Rain Frequency fx   1 2 2   2 3 6   3 4 12   4 4 16   5 8 40   6 4…

Q: What percentage of the teenagers spent between 25 and 40 hours using the app? Enter a number between…

A: To find the percentage between 25 and 40, find the area of the graph between 25 and 40. This gives…

Q: The first 6 months of tracking you found you spent the following amounts (rounded to the nearest…

A:

Q: the mean of a collection of data is located at the.          of a distribution of data

A: Mean can be defined in a number line as a balance point where there is a balanced distribution of…

Q: Find the proportion of Normally distributed observations with a zz-score above -2.84. Give your…

A: Given the proportion of Normally distributed observations with a z-score above -2.84

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: Calculate the 25th percentile of the data shown x 1.8 2.3 6.7 11.3 16.7 25.2 26.9 27.9 Can you…

A: The given data set: x 1.8 2.3 6.7 11.3 16.7 25.2 26.9 27.9   Thus, the given…

Q: The data represents the body mass index (BMI) values for 20 females. Construct a frequency…

A: Frequency is the number of occurrences of a repeating event per unit of time.

Q: Scores on a test have a mean of 66 and a standard diviation of 9. Michelle has a score of 57.…

A: Given,          Mean μ=66          Standard deviationσ=9          Michelle has a score X=57

Q: z = -3 is what percentile? percentile

A: Given z=-3. The percentile is P(z<-3)

Q: The data set below represents the ages of 36 executives. Find the percentile that corresponds to an…

A:

Q: Using percentiles, the difference between which of the following is the interquartile range? Select…

A: Interquartile range: The interquartile range (IQR) is also called the midspread, middle 50%, or…

Q: Find the margin of error for the given values of c, s, and n. c= 0.98, s = 2.9, n=21 Click the icon…

A: Since population standard deviation is unknown, Use t-distribution to find t-critical value. Find…

Q: Hurricane Damage Find the percentile rank for each value in the data set. The data represent the…

A: Given:   Data 2 4.4 5.9 8.2 10.3 12.8 14.9 17.3

Q: Find the​ z-score that has 68.4​% of the​ distribution's area to its right. Can you also give the…

A: It is given that the area is 0.684 to the right of z score.

Q: Accu-Rating has just released its webcast report for last month. The report details the aggregate…

A: Histogram: Histogram is a graphical method of displaying the frequencies of a categorical variable.…

Q: A fitness instructor measured the heart rates of the participants in a yoga class at the conclusion…

A: No of participants who had a heart rate between 130 and 150 bpm = 5 + 2 = 7 Total people = 15

Q: When finding percentile ranks for a percentile, the focus is always on identifying the percentile…

A:

Q: The number of hours per week that the television is turned on is determined for each family in a…

A: From the above data  We are given that  Median =26.2 hours