Mathematics, 16.01.2020 06:31 mariaaaaa69
Anewsletter publisher believes that less than 58% of their readers own a rolls royce. for marketing purposes, a potential advertiser wants to confirm this claim. after performing a test at the 0.05 level of significance, the advertiser failed to reject the null hypothesis. what is the conclusion regarding the publisher's claim? a) there is sufficient evidence at the 0.05 level of significance that the percentage is less than 58%.b) there is not sufficient evidence at the 0.05 level of significance to say that the percentage is less than 58%.
Answers: 1
Mathematics, 21.06.2019 12:30
Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters
Answers: 1
Mathematics, 21.06.2019 22:00
Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?
Answers: 2
Mathematics, 21.06.2019 22:40
Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
Answers: 3
Anewsletter publisher believes that less than 58% of their readers own a rolls royce. for marketing...
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