Mathematics, 03.11.2020 07:30 scott5315
In an advertisement, a pizza shop claims that its mean delivery time is less than 30 minute. A random selection of 36 delivery times has a sample mean of 28.5 minutes and a standard deviation of 3.5 minutes. Is there enough evidence to support the claim at a = 0.01?
Answers: 1
Mathematics, 21.06.2019 19:30
Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?
Answers: 3
Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x
Answers: 2
Mathematics, 21.06.2019 21:10
What is the equation of a line passing through (-6,5) and having a slope of 1/3
Answers: 3
Mathematics, 22.06.2019 04:00
Dange measures and finds that she can do a vertical jump that is 27.5% of her height if dange is 48 inches tall how high can she jump
Answers: 3
In an advertisement, a pizza shop claims that its mean delivery time is less than 30 minute. A rando...
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