The heights of women are normally distributed with a mean of 65 inches and a standard deviation of 3.5 inches. Use the 68-95-99.7% rule to approximate the percentage of females that are shorter than 61.5 inches. (Enter your answer as a percent without the percent sign)

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: Find the mean, 80th percentile and standard deviation: 2,-3,7,5,-2,3

A: Solution-: Given data: 2,-3,7,5,-2,3 We want to find, (a) The mean=? (b) The 80th percentile=? (c)…

Q: In Exercise, we have provided simple data sets for you to practice the basics of finding measures of…

A: a)  Range is the difference between highest and lowest values in the data set.From the provided…

Q: At the end of the semester a professor wants to organize student’s grades by how many students…

A: Given data, At the end of the semester a professor wants to organize student’s grades by how many…

Q: Find the range , the standard deviation, the variance for 45, 75, 84, 58, 81, 65 , 98,63,76

A: Range = Maximum - Minimum = 98 - 45 = 53   The standard deviation can be determined using the…

Q: Q2. Find the standard deviation for the data: 5,10,7,12,0,20 7

A: We have to find the standard deviation for the data: 5,10,7,12,0,20

Q: Find the Mean, Median, Mode, and Standard Deviation of the data set. ((150, 105, 114, 124, 135, 150,…

A:

Q: In Exercise, we have provided simple data sets for you to practice the basics of finding measures of…

A: According to the provided information, a sample of 5 observation are givenThe range is defined as…

Q: Would you be able to help with Standard Deviation along with the range, mean, mode, and median?

A: Measures of variability:The measure of variability or the measures of dispersion can be measured…

Q: find the mean, standard deviation, the IQR, and tell how the data is skewed, if it is. using the…

A: If the distribution is divided into two parts and the two sides are a mirror image of each other,…

Q: Ted is not particularly creative. He uses the pickup line "If I could rearrange the alphabet, I'd…

A:

Q: Name of Dam Oroville dam Height 756 ft. Hoover dam 726 ft. 710 ft. Glen Canyon dam Don Pedro dam…

A:

Q: what percent of the total population is found between the mean and the z-score given? z=3.58

A: We have given that. Standard normal.  X~N( 0 , 1 )   μ =0  , ? =1   Z-score =( x - μ )/?   z= 3.58

Q: Given the data: 47, 55, 57, 63, 73. Find the standard deviation. Round the final answer to the…

A:

Q: The scores and the percents of the final grade for a student in a stats class are given. What is the…

A: The student’s mean score is calculated below:

Q: The frequency distribution shows the lengths, in inches, of available baseball bats at a batting…

A:

Q: Find the number of pieces of data in your set (this is n), the mean, median, mode, range, and…

A: The data is given as, 32, 36, 29, 34, 31, 33, 27, 34

Q: In Exercise, we have provided simple data sets for you to practice the basics of finding measures of…

A: a. Range:Range is the difference between maximum and minimum value in a data set.In the given data…

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: Using the dotplot of % Bachelor's Degree below, determine the range, IQR, variance and standard…

A: Given dot plot is Data from the dot plot is,19,20,24,25,27,27,28,29,29,32,32,33,35,36,49Arrange the…

Q: Today, all boats in the Harbor Tour Fishing Company caught a total of six salmon with weights as…

A: Here 6 salmons weights are 16,23,18,31,14,19 pounds Arrange weight im accending order…

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

A: Given,mean(μ)=100standard deviation(σ)=15

Q: Use the magnitudes​ (Richter scale) of the earthquakes listed in the data set below. Find the mean…

A: Mean: The arithmetic mean (also called the mean) is the most commonly used measure of central…

Q: Suit Sales The number of suits sold per day at a retail store is shown in the table, with the…

A: Given table is : Number of suits sold X1718192021Probability P(X)0.10.10.30.10.4We have to find the…

Q: The highest score in a distribution is 74 and the lowest score is 51. What is the range?

A: We have given thatminimum value = 51maximum value = 74

Q: Calculate the mean if -2 standard deviation = 70 and +2 standard deviation = 100. The mean of the…

A:

Q: In Exercise, we have provided simple data sets for you to practice the basics of finding measures of…

A: (a)The range of the data set is the difference between maximum value and minimum value. So the range…

Q: Passenger Vehicle Deaths The number of people killed in each state from passenger vehicle crashes…

A:

Q: An incoming freshman took her college's placement test in French and she scored 82 points. The…

A: Given: μ=72σ=8x=82

Q: Frequency 2 1 0 Customer Combo Orders 1 2 Combo 3

A: Calculate mean from the given data

Q: Kindly also calculate the median, standard deviation and the coefficient of skewness from the data

A: Coefficient of SkewnessCoefficient of skewness is one way to measure the skewness of a distribution.…

Q: In Exercise, we have provided simple data sets for you to practice the basics of finding measures of…

A: a. Range:Range is the difference between maximum and minimum value in a data set.In the given data…

Q: Calculate the 88th percentile for X.

A: Let X follows normal distribution with mean 0 and standard deviation 1. The 88th percentile for X…