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We learn in SPSS Chapter Two and in our Textbook that there are four main types of measurement scales, but the statistical package (SPSS) does not, and cannot, discriminate between types on its own. Please describe below each of the four types of data AND why you believe it is important to identify which is which FOR the statistical package.
A particular candidate claims she has the support of at least 60% of the voters in her district. A random sample of 150 voters yields 87 who support her. The candidate wishes to test her claim at the 0.05 level of significance.
If you are told that the deviations are to be taken with respect to 50, what is the SSD? How many degrees of freedom are associated with this SSD? Calculate MSD.
Assume that you have two computers and two sensors in a subway train. If any of the two computers fails and, at the same time, any of both sensors fails
question trains arrive at a station at the rate of 25 per hour.a what is the probability that the time between trains
In drawing an inference using a single mean in hypothesis testing, you often have a choice between doing a z-test or a t-test. Many researchers will always choose to do the t-test even under circumstances where the z-test would work as well.
Someone suggests classifying a computer as damaged if it fails any of the tests. Discuss the advantages and disadvantages of this test plan.
Distributed with a mean of 1 centimeter and a standard deviation of 0.1 centimeter. A random sample of 12 computer chips is taken. what is the standard error for the sample mean?
The formula h(s) = -32s2 + 400s + 8 models a rocket's height, h, in feet, s seconds after launching. Find the height, h(s), five seconds after launch.
a. Use the annual maximum wind speed data to construct a histogram.
A random sample of 15 AAA batteries produced by this manufacturer lasted a mean of 9.8 hours with a standard deviation of 2.5hours. Find a 90% confidence interval for the population standard deviation of the lifetimes of AAA batteries produced by ..
Develop a first draft policy and procedure for employee performance appraisal
Compute Pearson's correlation coefficient between age and amount spent on this particular product.
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