Chap 7 Wkst #2 Page 1 of 2
Chapter 7 Worksheet #2
Name
Label values with statistical sy...
Chap 7 Wkst #2 Page 1 of 2
Chapter 7 Worksheet #2
Name
Label values with statistical symbols.
1. Health-care workers who use latex gloves with glove powder on a daily basis are particularly
susceptible to developing a latex allergy. In a sample of 46 hospital employees who had a latex
allergy, the mean number of gloves used per week were 19.3 with a standard deviation of
11.9.
a. Find a point estimate for the population mean number of latex gloves used per week by
all health-care workers with a latex allergy.
x=19.3
b. Find a 95% confidence interval for the mean number of latex gloves used per
week by all health-care workers with a latex allergy. Round to 2 decimal places.
c. Interpret the interval. Round to 2 decimal places.
Answers: 1
SAT, 25.06.2019 17:30
Jessica wants to get a credit card, but the bank is refusing to give her one. what could be the possible reason behind the bank's refusal to comply with jessica's request? a. she does not have an account with the bank b. she has a bad credit history c. she has a good credit history d. she is 18 years old e. she doesn't have a job
Answers: 1
SAT, 26.06.2019 05:00
This graph represents four ecosystems. each ecosystem has a different number of species, adding to its biodiversity. different colors represent different species. which statements correctly summarize the data depicted by the graph? 1. ecosystem d has more biodiversity than ecosystem c. 2. ecosystem b has more biodiversity than all the other ecosystems. 3. ecosystem a has more biodiversity than ecosystem b but less biodiversity than ecosystem c. 4. ecosystem b has more biodiversity than ecosystems c and d but less biodiversity than ecosystem a. 5. ecosystem a has more biodiversity than ecosystem c but less biodiversity than ecosystem b.
Answers: 1
SAT, 26.06.2019 11:30
Asoccer team has played 25 games and has won 60% of the games it has played. what is the minimum number of additional games the team must win in order to finish the season winning 80% of the games it has played?
Answers: 1
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