vs. Experimental Probability
Why or why not?
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r.'.D/t- B(\^eJ yDv cfw_lA- cLrAaCL
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g*\,hU q.3
uppose you toss a 6 sided die 8 times and you get two 3's. Whai is the experimental probability of rolling
a3? What would you expect to happen
observationalstudyvs. Experiment
a1.
v
Practice
Name
T
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ffixplain whether each sita*ti*n i* *n experiment sr an *b*nr*tl nat
A cardealerwan$ to ktolt'lvhat e*l*rears $*rR ttl sell ttrr best, s,s rhe l*ak* *r'er
the past year's sales reee
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Pennv Lab
Name
Materials: A cup, a packet of cards, circle stickers, and a calculator.
)bjective: Develop an understanding of the Central Limit Theorem and apply the
'-CLT to multiple situations.
Procedure: The cards you have been given represent the y
Name
And You Believed That?!? Task
A solid knowledge of statistical procedures will help you be an educated consumer of information. Every day,
we are confronted by a news report citing new relationships researchers have discovered, a claim being made
que
*Example Two:
Acollege admissions director wishes to estimate the mean
age of ail students currently
enrolled' ln a random sample of 40 students, the mean age is found
to ue'zz.g;*
la'.r,
the standard deviation is known to be 1.5
r
'r;-
;p.riii
years.
a.
3. Calculations:
Find your Population Estimate
P*pulatlon Estimate = (fota number captured) X cfw_o*ginal number marked
cfw_Tot*t NumberCaptured with Mark
Estimated
size 'cfw_
t: 1
4. Verify:
the code name on your bag to check with the teacher about how m