8. The ages of commercial aircraft normally distributed with a mean of 13.5 years and a standard deviation of 7.7079 years. What percentage of individual aircraft have ages between 9 years and 16 years? Assume that a random sample of 64 aircraft is selected and the mean age of the sample is computed. What percentage of sample means have ages between 9 years and 16 years? The percentage of individual aircraft have ages between 9 years and 16 years is: %. The percentage of sample means have ages between 9 years and 16 years:

Q: standard deviation of the MATHEMATICAL SKILLS

A:

Q: 7+3.5-11

A: Let's Solve,

Q: 12 5(.8)0

A: We can solve given problem by using G.P series.

Q: 10 8/10 + 9 7/12=

A:

Q: 4 3/4 - 2 5/6

A: Given that the expression is

Q: 4. Fill in the following contingency table with the number of observations that fall into each com-…

A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

Q: 6/9 +  5/18 + 1 3/6

A:

Q: 12 16

A: We know that If a perpendicular is drawn from the vertex of right angle triangle of a right triangle…

Q: 0218 X 17 (2) 600 x 38 131 784 X 44 (47664 X 18 157146X1

A: We need to perfrom multiplication.

Q: 6 3/20 - 6 3/8

A:

Q: 2.763-4.5(2.1x-5.1432)=6.32x+5

A:

Q: 5 2/5+ n= 75/6

A: Given query is to find the value of n.

Q: 8-8.2+5.0

A:

Q: c) Find the test statistic or test value and give the corresponding p-value Proportion Stat:…

A: Given The output from StatCrunch is given as shown below: Sample mean, x¯=3.0322851 Std. Err.,…

Q: 8(14-9)+5 32+6

A: The given expression is

Q: 5. Calculate the p-value of the test. 6. Interpret the p-value. 7. State the conclusion of the test…

A: 5. The P-value is obtained below: P-Value: From the given information, the value of the test…