battery manufacturer wants to determine how long atteries will last. They assign a number to each batte roduced and have a computer select the batteries to b ested. What type of sample does this represent? dom sample

Q: Describe the procedures for obtaining a random sample. step by step

A:

Q: Determine the sample space for the experiment. Two prize winners are selected from six people:…

A: Given Two prize winners are selected from six people : A,B, C, D, E and FWe determine sample space…

Q: Determine the sample space for the experiment.  A six-sided die is tossed twice and the sum of the…

A:

Q: What sampling technique was used?

A: here use definition of sampling method

Q: According to the Federal Trade Commission report on consumer fraud and identity theft, 23% of all…

A: A variable whose numerical value is determined by the outcomes of a random experiment is termed as…

Q: The upper leg length of adults is normally distributed. If a large sample of adults is randomly…

A: According to the provided information, The upper leg length of adults is normally distributed. The…

Q: Amtrack is considering changing the train schedule for trains that stop at the Utica trainstation.…

A: Sampling methods: In simple random sampling, all the units in the population have equal chance of…

Q: spinner can and on either red or blue.

A: There are two possible outcomes. Red and blue.

Q: A balance used in an entomology lab to weigh grasshoppers is quite old and has been used for…

A:

Q: ANOVA df Regression 1 Residual 148 Total 149

A: we know that in the regression analysis the degrees of freedom for total is n-1 where n is the…

Q: a movie theater considrs upgrading to offer luxery seating the mananger randomly surfeys 1200…

A: Given that, a movie theater considrer upgrading to offer luxery seating. The mananger randomly…

Q: cm square plots, then randomly selected twenty of the fifty square plots and measured the size of…

A: Convenience Sampling: In this method of sampling, the sample units are selected according to the…

Q: The weights of seven boxes of cereal are: {12 oz, 10 oz, 8 oz, 9 oz, 10 oz, 13 oz, and 15 oz}…

A:

Q: ter screens were randomly selected from a large collection of computer screens in a company’s…

A: A sample is a part of the population, which is selected from the population and if the sample is…

Q: a) What is the sample average of the six values above? 056.17 050.17 055.67 061 058

A:

Q: A local fast food restaurant interviews every 10th customer placing an order at the counter. What…

A: According to the question, a local fast food restraunt interviews every 10th customer placing an…

Q: Identify BOTH the populationand the samplefor thesituation below.A survey of 21pharmacists from…

A: The population is the set of all subjects of interest.

Q: An electronics manufacturer test every 300th cell phone to verify that it is functioning properly.…

A: It is an important part of statistics . It is widely used.

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.