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Determine whether the underlined value is a parameter or a statistic.Telephone interviews of 318 employees of a large electronics company found that 45% were dissatisfied with their working conditions.

Provide an appropriate response.A study was designed to investigate the effects of two variables – (1) a student’s level of mathematical anxiety and (2) teaching method – on a student’s achievement in a mathematics course. Students who had a low level of mathematical anxiety were taught using the traditional expository method. These students obtained a mean score of 260 with a standard deviation of 40 on a standardized test. Assuming a bell-shaped distribution, where would approximately 95% of the students score?

Provide an appropriate response.Many firms use on-the-job training to teach their employees new software. Suppose you work in the personnel department of a firm that just finished training a group of its employees in new software, and you have been requested to review the performance of one of the trainees on the final test that was given to all trainees. The mean and standard deviation of the test scores are 73 and 3, respectively, and the distribution of scores is mound-shaped and symmetric. Suppose the trainee in question received a score of 65. Compute the trainee’s z-score.

Which term means an abnormally increased amount of cerebrospinal fluid within the brain?

Lateral means

What membrane encloses the heart 

What are formed in red bone marrow and then travel to tissues in the body, destroying parasites.

Red blood cells are destroyed faster than the bone marrow can replace them

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Loss of sensation and voluntary muscle movements through disease or injury to it’s nerve supply.