# In a clinical​ trial,22out of857patients taking a prescription drug daily complained of flulike symptoms. Suppose that it is known that 2.3​%of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.3​%of this​ drug's users experience flulike symptoms as a side effect at thealpha equals 0.05α=0.05level of​ significance?Becausenp 0 left parenthesis 1 minus p 0 right parenthesisnp01−p0equals=nothing▼ greater than>less than<not equals≠equals=​10,the sample size is▼ less thanless thangreater thangreater than​5% of the population​ size, and the sample▼ can be reasonably assumed to be random,is given to not be random,cannot be reasonably assumed to be random,is given to be random,the requirements for testing the hypothesis▼ areare notsatisfied.​(Round to one decimal place as​ needed.)

Question
Asked Nov 16, 2019
92 views
In a clinical​ trial,
22
out of
857
patients taking a prescription drug daily complained of flulike symptoms. Suppose that it is known that 2.3​%
of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.3​%of this​ drug's users experience flulike symptoms as a side effect at the
alpha equals 0.05α=0.05
level of​ significance?
Because
np 0 left parenthesis 1 minus p 0 right parenthesisnp01−p0equals=nothing

greater than>
less than<
not equals≠
equals=
​10,
the sample size is

less thanless than
greater thangreater than
​5% of the population​ size, and the sample

can be reasonably assumed to be random,
is given to not be random,
cannot be reasonably assumed to be random,
is given to be random,
the requirements for testing the hypothesis

are
are not
satisfied.
​(Round to one decimal place as​ needed.)
check_circle

## Expert Answer

Step 1

Null and alternative hypotheses:

The null and alternative hypotheses are as follows:

Step 2

Test statistic:

The test statistic is calculated as 0.5216, from t...

### Want to see the full answer?

See Solution

#### Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in