subject
Mathematics, 30.07.2021 18:10 anthonylopez1

Một chủ cửa hàng muốn ước lượng lợi nhuận trung bình hàng ngày của cửa hàng đó. Người đó lấy mẫu n=60 ngày để ước lượng, song không chắc lợi nhuận hàng ngày có phân phối chuẩn hay không, do đó cho rằng kết quả ước lượng là không chính xác. Hãy bình luận về điều đó.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:30
Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35
Answers: 2
question
Mathematics, 21.06.2019 18:10
Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.
Answers: 2
question
Mathematics, 21.06.2019 18:30
The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?
Answers: 3
question
Mathematics, 21.06.2019 20:00
Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 1
You know the right answer?
Một chủ cửa hàng muốn ước lượng lợi nhuận trung bình hàng ngày của cửa hàng đó. Người đó lấy mẫu n=6...
Questions
question
Mathematics, 18.10.2019 06:40
question
Mathematics, 18.10.2019 06:40
Questions on the website: 13722367