Wholesome food company asked all students on the baseball team at ridgemont high school the question,
"do you like broccoli? " and 15% answered "yes.
based on this data, which of the following conclusions are valid?
choose 1
15% of the outfielders on the baseball team like broccoli, but we cannot conclude anything about
the population.
b
15% of all students on the baseball team at ridgemont high like broccoli
c
15% of all students at ridgemont high like broccoli.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to