Mathematics, 31.08.2019 11:50 Calirose
Mark wants to know how many families in his neighborhood plan to attend the neighborhood party. he puts all 80 of neighborhood addresses in a hat and draws a random sample of 20 addresses. he then asked those families if they plan to attend the party he finds that 20% of the family is planning to attend the party. he claims that 20% of the neighborhood families would be expected to attend the party is this a valid inference why.
Answers: 1
Mathematics, 21.06.2019 12:30
Arunning track in the shape of an oval is shown. the ends of the track form semicircles. a running track is shown. the left and right edges of the track are identical curves. the top and bottom edges of the track are straight lines. the track has width 56 m and length of one straight edge 130 m. what is the perimeter of the inside of the track? (Ď€ = 3.14) 260.00 m 347.92 m 372.00 m 435.84 m
Answers: 1
Mathematics, 21.06.2019 13:00
What is the exact area of a circle with a diameter of 50 centimeters? a.87.9 square centimeters b.379.9 square centimeters c.1962.5 square centimeters d.4923.5 square centimeters
Answers: 1
Mathematics, 21.06.2019 14:50
What is the volume of the sphere shown below with a radius of 3?
Answers: 1
Mark wants to know how many families in his neighborhood plan to attend the neighborhood party. he p...
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