A random survey of 25 students in each grade level of a school was conducted to determine whether the students preferred to have less time between classes. The results are shown in the table.
Survey Results
Grade 6
Students
Grade 7
Students
Grade 8
Students
Less Time
14
10
6
More Time
10
15
14
Same Amount
of Time
1
0
5
There are 275 students in each grade. Based on the survey results, which statement is the best prediction about all
the students in these grade levels?

Use the diagonals to determine whether a parallelogram with vertices u(2,−2), v(9,−2), w(9,−6), and x(2,−6) is a rectangle, rhombus, or square. give all the names that apply.

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.