Increasing joint extension is one goal of post-surgical rehabilitation therapy. In a study to evaluate the...

Increasing joint extension is one goal of post-surgical rehabilitation therapy. In a study to evaluate the effect of therapy which uses ultrasound and stretching, passive knee extension was measured after each treatment. Passive knee extension data is given (in degrees) for a sample of 10 therapy participants.

63 41 62 55 66 57 39 55 68 52

Compute the following:

a) Mean

b) Median

c) Range

d) Standard Deviation

e) What would be the z-score for a patient that experienced a knee extension of 62 degrees?

f) Should a therapist be concerned about a patient who experienced a knee extension of less than 35 degrees? Why?

( I need to know the last question "why")

Solutions

Expert Solution

orchestra answered 1 year ago

Next > < Previous

Related Solutions

You are conducting a study comparing two different treatments for post-surgical recovery. Group A, consisting of...

You are conducting a study comparing two different treatments for post-surgical recovery. Group A, consisting of 10 patients from your clinic, will be given the current standard treatment. Group B, consisting of 10 different patients from your clinic, will be given a new experimental treatment. Both groups of patients have undergone the same surgery in the last month. Table 1. Number of post-surgical recovery days reported by group. Group A Group B 3 days 5 days 8 days 5 days...

In one study of smokers who tried to quit smoking with nicotine patch therapy, 35 were...

In one study of smokers who tried to quit smoking with nicotine patch therapy, 35 were smoking one year after treatment and 34 were not smoking one year after the treatment. Use a 0.10 significance level to test the claim that among smokers who try to quit with nicotine patch therapy, the majority are smoking one year after the treatment. Do these results suggest that the nicotine patch therapy is noteffective? The test statistic for this hypothesis test is _...

in one study of smokers who tried to quit smoking with nicotine patch therapy, 37 were...

in one study of smokers who tried to quit smoking with nicotine patch therapy, 37 were smoking one year after treatment and 33 were not smoking one year after treatment. Use a .05 significance level to test the claim that among smokers who try to quit with nicotine oatch therapy, the majority are smoking one year after treatment. Do these results suggest that patch therapy is not effective?

In one study (n=72) of smokers who tried to quit smoking withnicotine patch therapy, 39...

In one study (n=72) of smokers who tried to quit smoking with nicotine patch therapy, 39 were smoking one year after the treatment and 32 were not smoking after one year of treatment. Use a 0.05 significance level to test the claim that among smokers who try to quit with nicotine patch therapy, the majority are smoking one year after the treatment.State the claim using words (i.e., “The claim is [insert the English words here]”.)Write the null (H0) and alternative...

A randomized experimental study was conducted to evaluate the effectiveness of a new cancer vaccine. One-thousand...

A randomized experimental study was conducted to evaluate the effectiveness of a new cancer vaccine. One-thousand healthy adults were randomized to receive either the new vaccine (500 adults) or the old vaccine (500 adults). The adults were followed for 10 years to monitor the incidence of colon cancer. At the end of the study, the risk ratio for developing colon cancer was 0.5 among the adults who received the new vaccine compared to adults who received the old vaccine. The...

"A study was conducted to evaluate new test for human papilloma virus (HPV). One hundred fifteen...

"A study was conducted to evaluate new test for human papilloma virus (HPV). One hundred fifteen women with HPV were compared to 426 women who did not have HPV. A total of 97 women tested positive using the new test, 81 of whom really did have HPV. You will be graded on calculations (including completion of the 2x2 table as shown in class and showing your work for calculation, your interpretations, and your answers to the other questions. Your interpretations...

Subjects

Question