subject
Mathematics, 24.10.2019 17:43 que81hhh

Arandom sample of 146 recent donations at a certain blood bank reveals that 83 were type a blood. does this suggest that the actual percentage of type a donations differs from 40%, the percentage of the population having type a blood? carry out a test of the appropriate hypotheses using a significance level of 0.01. state the appropriate null and alternative hypotheses.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?
Answers: 1
question
Mathematics, 21.06.2019 19:30
Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?
Answers: 1
question
Mathematics, 21.06.2019 20:00
What is the x-intercept and y-intercept of the equation 2x+1. 2o
Answers: 2
question
Mathematics, 21.06.2019 21:50
What function has a range {yly< 5}? question on picture above^
Answers: 3
You know the right answer?
Arandom sample of 146 recent donations at a certain blood bank reveals that 83 were type a blood. do...
Questions