K Cars arrive at a certain restaurant's drive-through at a rate of 0.2 cars per minute between the hours of 11:00 P.M. and 1:00 A.M. on Saturday evening. The restaurant begins an advertising blitz that touts its late-night service. After one week of advertising, the restaurant's officials count the number of cars, X, arriving at the restaurant's drive-through between the hours of 12:00 midnight and 12:30 A.M. for 198 of its restaurants. The results are shown in the following table. Use the table to answer parts (a) through (c) to the right. Click the icon to view the data table. Restaurant car arrival frequency x (number of cars arriving) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Frequency 4 5 14 23 25 25 26 27 20 15 5 2 3 2 0 2 - X - 0.0025 .0149 .0446 0892 .1339 1606 .1606 .1377 8 1033 (Type integers or decimals rounded to four decimal places as needed.) 0 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 (b) Compute the expected number of restaurants that will have 0 arrivals, 1 arrival, and so on. ☐☐☐☐☐000 .0688 .0413 .0225 0113 Compute the number of restaurants that expect to have x cars. x (# Number of x (# Number of of cars) restaurants of cars) restaurants 0 0 9 10 11 12 13 14 15 16 Mimalan .0052 .0022 .0009 .0003 ☐☐☐☐☐☐☐☐ Clear all Final check

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Question
Question #8 B-C
K
Cars arrive at a certain restaurant's drive-through at a rate of 0.2 cars per minute between the
hours of 11:00 P.M. and 1:00 A.M. on Saturday evening. The restaurant begins an advertising blitz
that touts its late-night service. After one week of advertising, the restaurant's officials count the
number of cars, X, arriving at the restaurant's drive-through between the hours of 12:00 midnight
and 12:30 A.M. for 198 of its restaurants. The results are shown in the following table. Use the
table to answer parts (a) through (c) to the right.
Click the icon to view the data table.
Restaurant car arrival frequency
x (number of
cars arriving)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Print
$
Frequency
4
5
14
23
25
25
26
27
20
15
5
2
3
2
0
2
Done
%
- X
G Search or type URL
>>
MacBook Pro
&
7
* 00
8
0.0025
.0149
0446
0
1
2
3
.0892
4
.1339
5
.1606
6
.1606
7
.1377
8
.1033
(Type integers or decimals rounded to four decimal places as needed.)
6
7
8
+
9
10
11
12
13
14
(b) Compute the expected number of restaurants that will have 0 arrivals, 1 arrival, and so
on.
Compute the number of restaurants that expect to have x cars.
x (#
Number of
Number of
x (#
of cars) restaurants of cars) restaurants
0
0
9
1
10
2
11
12
3
4
13
5
14
15
16
al man
15
16
(
9
.0688
.0413
.0225
.0113
.0052
.0022
.0009
.0003
☐☐☐☐☐☐☐☐
||
[0
Clear all
Final check
Transcribed Image Text:K Cars arrive at a certain restaurant's drive-through at a rate of 0.2 cars per minute between the hours of 11:00 P.M. and 1:00 A.M. on Saturday evening. The restaurant begins an advertising blitz that touts its late-night service. After one week of advertising, the restaurant's officials count the number of cars, X, arriving at the restaurant's drive-through between the hours of 12:00 midnight and 12:30 A.M. for 198 of its restaurants. The results are shown in the following table. Use the table to answer parts (a) through (c) to the right. Click the icon to view the data table. Restaurant car arrival frequency x (number of cars arriving) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Print $ Frequency 4 5 14 23 25 25 26 27 20 15 5 2 3 2 0 2 Done % - X G Search or type URL >> MacBook Pro & 7 * 00 8 0.0025 .0149 0446 0 1 2 3 .0892 4 .1339 5 .1606 6 .1606 7 .1377 8 .1033 (Type integers or decimals rounded to four decimal places as needed.) 6 7 8 + 9 10 11 12 13 14 (b) Compute the expected number of restaurants that will have 0 arrivals, 1 arrival, and so on. Compute the number of restaurants that expect to have x cars. x (# Number of Number of x (# of cars) restaurants of cars) restaurants 0 0 9 1 10 2 11 12 3 4 13 5 14 15 16 al man 15 16 ( 9 .0688 .0413 .0225 .0113 .0052 .0022 .0009 .0003 ☐☐☐☐☐☐☐☐ || [0 Clear all Final check
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