Plz will give ! and 20

a board game uses a number spinner that is divided into four equal sections. a game tester spins the dial 20 times, 100 times, and then 500 times. she records the results in a frequency table.

number of trials
outcomes 20 100 500
1. 4 19 120
2. 6 32 127
3. 7 28 132
4. 3 21 121
based on the test using 500 spins, what is the experimental probability of spinning a 4?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

According to the data set, where should the upper quartile line of the box plot be placed?