A random sample of 50 airline pilots had an average yearly income of $110,000 with a standard deviation of $10,000. If we want to determine a 90% confidence interval for the average yearly income, what is the value of t? Develop a 90% confidence interval for the average yearly income of all pilots.

Q: see

A:

Q: Please review answer is wrong

A: The given function fx=x7. We have to find the Linearization of fx at the point x=1.

Q: please look at picture

A:

Q: Evaluate ∫ csc24x dx

A:

Q: Please see attached.

A:

Q: dx -5 V4 x

A:

Q: center

A:

Q: see attached

A:

Q: a) Find, P¸(16,81) b) Find, Pr (16,81) c) Which Increases production more: an additional unit of…

A:

Q: e attach

A:

Q: Webassign says this is incorrect.

A:

Q: See attached

A: Solution: It is given that a population of values has a normal distribution with μ=151 and σ=48.2 It…

Q: See attached

A: Introduction: The sampling distribution of the sample mean, X̄, based on a sample of size n, taken…

Q: See attached

A: Given Information: Mean μ=44.5 Standard deviation σ=43.3 Sample size (n) = 228 To find P15 for…

Q: my apologies on the markings, ignore those.

A: Since you have posted multiple question in this question so I have solved first question as per our…

Q: Evaluate the folo Wing 4x.dx

A:

Q: 12. Find the z-score of 89.79 given µ= 10 and o = 79.

A:

Q: please explain in clear format

A:

Q: dit, it's safer to stay in Protected View. Enable Editing

A: Probability = number of favorable eventstotal number of events

Q: It ン

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.