a What percent of the recruits are between ages 23 and 29 What is the probablity that a recruit is 32 years old er older? c Approsimately how many recruits are 29 years old or younger?

A researcher collects data from six groups with four individuals in each group. If the means square between groups is 5.08, what is the value of the sums of squares between groups? Type your answer...

In a city with three high schools, all the ninth graders took a Standardized Test, with these results: Number of ninth graders (Frequency) Mean Test Score High School Glenwood 82 262 Central 92 311 Lincoln 67 168 The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was the average of 82, 92, and 67, whic incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place 80.3. Of course, that is Mean of all ninth grader's scores *

Suppose there are 5 students in a room. The mean age is 19.8 years, and the median age is 19. If the youngest person leaves and is not replaced by another person, what happens to the mean and the median? O The mean and median increase. The mean increases, and the median either increases or stays the same. The mean increases, but it is impossible to determine whether the median increases, decreases, or stays the same. The mean increases, and the median stays the same. The median increases, and the mean either increases or stays the same.

Please show work to understand :) A lake contains 100 fish, 20 of which have been tagged as part of a study. Four fish are chosen at random (without replacement for parts a, b and c) from the lake. Find the chances of each of the following events. Express your answers as percentages, rounding to the nearest hundredth of a percent.   (a) None of the chosen fish are tagged. Answer: ____________%   (b) At least two of the chosen fish are tagged. Answer: ____________%   (c) If I were to chose the fish with replacement (After choosing a fish, I would put it back in the lake). What’s the probability that the second fish is the same as the first fish I chose? Answer: ____________%

ind the number of successes x suggested by the given​ statement:   From a​ CNN/USA Today/Gallup​ poll: Among 1299   survey​ subjects, 13.7 ​% say that the opinion of a celebrity would influence their own opinion. x​ = nothing   ​(round off to a whole​ number)