Chi-square distribution Suppose that χ2 follows a chi-square distribution with 19 degrees of freedom. Use a calculator to answer the following.

Q: Format for the 3 blanks in parentheses (_, _, -) is (n, p, x-value). If you have a 83 or TI-84,…

A: Given: n = 160 p = 0.09 X ~Bin(160, 0.09)

Q: O ● Standard deviation of sodium content 10 mg. Measure 3 times and the mean of these 3 measurements…

A: The standard deviation of sodium content is  mg.The measures are taken for  times.

Q: Male and female populations of elephants under 80 years old are represented by age in the table…

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Q: The literacy rate = 28.1%  15 random people are chosen X=number of people that are literate what…

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Q: number 19 on attached photo

A: It is given that, the set of scores are 3, 2, 5, 1 and 3.

Q: The weights of 5th grade students are normally distributed with a mean of 92 pounds and standard…

A: The mean is 92 and the standard deviation is 6.

Q: Please help, I keep getting the p-value wrong as it is supposed to be 0.00000. I need help finding…

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Q: ACT Scores A survey of 1000 students nationwide showed a mean ACT score of 21.4. A survey of 500…

A: Solution: Given information: n1=1000 Sample size of students of nationwide score n2= 500  Sample…