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Rolling the dice : An exeriment was conducted in which two fair dice was thrown 100 times. The sum of the pips showing on the dice was than recorded. the following frequency histogram gives the results.
a) What was the frequency outcome of the experiment?
B) What was the least frequency?
C) How many times did we observe a 7?
E) Determine the % of time 7 was observed.
F) Describe the shape of the distribution.
Can the company conclude that the pill is effective at promoting weight loss? Write the hypotheses and conduct the appropriate hypothesis test.
Bingo Hamburger Co has a chain of 12 stores in a large city. Sales figures and profits for the stores are given in the following table. Obtain a regression line for the data & predict profit for a store assuming sales of $10 million.
A sample is selected from a population with a mean of µ = 40 and a standard deviation of σ = 8. If the sample has n=4 scores, what is the standard error of M
What are the limits of the 99% prediction interval of the daily sales in dollars of an individual grocery store that has spent $3000 on advertising expenditures?
a redundant constraint is eliminated from a linear programming model. what effect will this have on the optimal
For all questions, clearly explain/show your answers. For the Analysis section, justify your answers with the appropriate graphs, statistics, equations, etc.
High temp for January 1st is normally distributed with a mean of 40 degrees and a standard deviation of 5 degrees.
ABC Manufacturing has six machines that perform particular task. Breakdowns happens frequently for this machine. Past records indicate that the number of breakdowns that happen each day is described by the probability distribution seen below:
a survey of adults ages 18-29 found that 85 use the internet.you randomly select 118 adults ages 18-29 and ask them if
At your place of employment, 100 employees are randomly selected and asked the distance of their communte to work. From this group a mean of 15.2 is computed. Identify the following as either?
country number of numbers drawn range of numbersunited kingdom 6 1 to 49finland 7 1 to 39florida 5 1 to 36assuming one
In a study of the consumer's view of the economy, the probability that a consumer would buy a house during the year was 0.0013, and the probability that the consumer would buy a car during the year was 0.198. There was also a 0.0100 probability t..
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