Table 1 Descriptive Statistics for...

Table 1

Descriptive Statistics for Statistics Achievement-Related Variables

TIMSS Variable (Students)	^**Mean (SD)	Percent	n^*
I would like to take more math	2.62 (1.24)
Agree a lot		18.3	1,392
Agree a little		29.6	2,244
Disagree a little		26.4	2,001
Disagree a lot		21.5	1,635

TIMSS Variable (Teachers)	Percent	n^*
How well-prepared are you able to teach:
Reading and displaying data
Not applicable	.2	1
Very well	83.2	341
Somewhat	3.4	14
Not well	1.2	5
Interpreting data sets
Not applicable	.2	1
Very well	79.5	326
Somewhat	6.8	28
Not well	1.2	5

TIMSS Variable (Teachers)	Percent	n^*
How well-prepared are you able to teach:
Reading and displaying data
Not applicable	.2	1
Very well	83.2	341
Somewhat	3.4	14
Not well	1.2	5
Interpreting data sets
Not applicable	.2	1
Very well	79.5	326
Somewhat	6.8	28
Not well	1.2	5

TIMSS Variable (Teachers)	Percent	n^*
When did you first teach:
Interpreting data
Mostly taught before this year	32.7	134
Mostly taught this year	45.1	185
Not yet taught or just introduced	12.2	50
Data displays
Mostly taught before this year	31.7	130
Mostly taught this year	34.4	141
Not yet taught or just introduced	23.9	98
Using data to predict chance
Mostly taught before this year	27.8	114
Mostly taught this year	34.4	141
Not yet taught or just introduced	27.8	114
Using chance to solve problems
Mostly taught before this Year	26.1	107
Mostly taught this year	32.9	135
Not yet taught or just introduced	31.0	127
How would you characterize:
Parental support for achievement
Very high	6.3	26
High	20.0	82
Medium	36.1	148
Low	19.3	79
Very low	8.5	35
Parental involvement in school activities
Very high	6.6	27
High	14.4	59
Medium	36.6	150
Low	23.2	95
Very low	9.5	39
Students’ regard for school property
Very high	2.0	8
High	18.8	77
Medium	40.7	167
Low	21.5	88
Very Low	7.3	30

TIMSS Variable (Teachers)	Percent	n^*
When did you first teach:
Interpreting data
Mostly taught before this year	32.7	134
Mostly taught this year	45.1	185
Not yet taught or just introduced	12.2	50
Data displays
Mostly taught before this year	31.7	130
Mostly taught this year	34.4	141
Not yet taught or just introduced	23.9	98
Using data to predict chance
Mostly taught before this year	27.8	114
Mostly taught this year	34.4	141
Not yet taught or just introduced	27.8	114
Using chance to solve problems
Mostly taught before this Year	26.1	107
Mostly taught this year	32.9	135
Not yet taught or just introduced	31.0	127
How would you characterize:
Parental support for achievement
Very high	6.3	26
High	20.0	82
Medium	36.1	148
Low	19.3	79
Very low	8.5	35
Parental involvement in school activities
Very high	6.6	27
High	14.4	59
Medium	36.6	150
Low	23.2	95
Very low	9.5	39
Students’ regard for school property
Very high	2.0	8
High	18.8	77
Medium	40.7	167
Low	21.5	88
Very Low	7.3	30

n = 7,377. When sample sizes do not total 7,377, observations are missing, omitted, or not administered.

^**

1 = agree a lot, 2 = agree a little, 3 = disagree a little, 4 = disagree a lot

n = 410. When sample sizes do not total 410, observations are missing, omitted, or not administered.

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