Mathematics, 22.01.2021 05:30 willveloz4
In emails to monthly readers of a newsletter 3% of the emails come back
undelivered. The editor predicts that if he sends out 12,372 emails, he will
receive 437 notices for undelivered email. Do you agree with his prediction?
Explain.
Answers: 3
Mathematics, 21.06.2019 20:30
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.
Answers: 3
Mathematics, 22.06.2019 01:30
Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected
Answers: 2
Mathematics, 22.06.2019 05:00
Mr. barth is painting an arrow on the school parking lot. he plots the arrow on the coordinate plane as shown below. what is the area of the arrow he is painting?
Answers: 1
Mathematics, 22.06.2019 06:30
The spanish club and a car wash to raise money. and equation y=5x represents the amount of money y call members made for washing ex cars. identify the constant of proportionally. then explain what it represents in this situation
Answers: 2
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