standard deviation of 13. Use the empirical rule to determine the following.Scores of an lQ test have a bell-shaped distribution with(a) What percentage of people has an IQ score between 87 and 113?(b) What percentage of people has an IQ score less than 61 or greater than 139?(c) What percentage of people has an IQ score greater than 113?mean of 100 and(a) % (Type an integer or a decimal.)(b)% (Type an integer or a decimal.)(c)% (Type an integer or a decimal.)StatcrunchNext

Empirical rule : According to empirical rule , 68% of data falls within the first standard…

Answered: Scores of an IQ test have a bell-shaped…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A group of adult males has foot lengths with a mean of 28.29 cm and a standard deviation of 1.16 cm. Use the range rule of thumb to identify the limits separating values that are significantly low or significantly high. Is the adult male foot length of 30.9 cm significantly low or significantly high? Explain. Significantly low values are enter your response here cm or lower. (Type an integer or a decimal. Do not round.) Significantly high values are enter your response here cm or higher. (Type an integer or a decimal. Do not round.) Select the correct choice below and fill in the answer box(es) to complete your choice. A. The adult male foot length of 30.9 cm is significantly low because it is less than enter your response here cm. (Type an integer or a decimal. Do not round.) B. The adult male foot length of 30.9 cm is significantly high because it is greater than enter your response here cm. (Type an integer or a decimal. Do not round.) C.…
The average daily high temperature in degrees Celsius (C) during the month of July was recorded for the 51 largest cities in the United States. Summary measures are shown below. Mean 30.84 Standard Deviation 3.78 Median IQR 31 5 Range 22 Which of the following represents the median and interquartile range (IQR) of these average daily high temperatures in degrees Fahrenheit (F), where F = (3) C + 32? (A) Median = 52.8°F, IQR = 9°F (B) Median = 52.8°F, IQR = 41°F (C) Median 87.8°F, IQR = 5°F (D) Median = 87.8°F, IQR = 9°F (E) Median 87.8°F, IQR = 41°F
Scores on the Wechsler Adult Intelligence Scale for the 2020 to 3434 age group are approximately Normally distributed with a mean of 110 and a standard deviation of 15. How high must a person score to be in the top 5%5% of all scores? Enter your answer as a whole number.
Scores of an IQ test have a bell shaped distribution with a mean of a 100 and a standard deviation of 12. Use the empirical rule to determine the following. (A) what percentage of people have an IQ score between 88 and 12 ? (B) what percentage of people have an IQ score less than 76 or greater than 124? (C) what percentage of people has an IQ score greater than 136?
Please help with question C
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 20. Use the empirical rule to determine the following. (a) What percentage of people has an IQ score between 80 and 120? (b) What percentage of people has an IQ score less than 40 or greater than 160? (c) What percentage of people has an IQ score greater than 140? (a) 68 % (Type an integer or a decimal.) (b) 99.7 % (Type an integer or a decimal.) (c) 32 % (Type an integer or a decimal.) 10 C. m- 105 Cla m-3 Enter your answer in each of the answer boxes. P Type here to search Esc
This list of test scores has a mean of 50. Estimate whether the standard deviation is closest to 0, 1, 2 or 10. (This problem requires NO arithmetic - instead, I'm looking at your intuition about standard deviation) 12, 25, 14, 17, 12, 13, 12 (a) 0 (b) 1 (c) 2 (d) 10
The mean score for first exam in your first organic chemistry class (section A) was 60, with a standard deviation of 5. Your score on the exam was 70. A. How many standard deviations above the mean is your score?
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 12. Use the empirical rule to determine the following. (a) What percentage of people has an IQ score between 76 and 124? (b) What percentage of people has an IQ score less than 64 or greater than 136? (c) What percentage of people has an IQ score greater than 124?
A randomly selected sample of n = 55 individuals over 65 years old takes a test of memorization skills. The sample mean is x = 53, and the standard deviation is s = 6.9. Give the numerical value of the standard error of the mean, s.e. (Round your answer to two decimal places.) s.e.(x) =
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 10.Use the empirical rule to determine the following. (a) What percentage of people has an IQ score between 90 and 110? (b) What percentage of people has an IQ score less than 70 or greater than 130? (c) What percentage of people has an IQ score greater than130?

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