Table 2 Descriptive statistics of behavioural outcome measures.

From: Exploring individual differences in musical rhythm and grammar skills in school-aged children with typically developing language

Variable name

N

Mean

SD

SE

Range

Skew

Kurtosis

SPELT-3 standard score

132

113.13

6.66

0.58

90–126

− 0.78

1.06

SPELT-3 raw score

132

46.06

3.80

0.33

35–53

− 0.77

0.22

SPELT-3 complex syntax sub-score

132

0.79

0.13

0.01

0.42–1

− 0.63

− 0.004

BBA d'

121

0.99

0.85

0.08

− 1.20–2.73

0.12

− 0.64

Prosody Matching d'

118

1.79

0.78

0.07

0.13–3.28

− 0.40

− 0.39

KABC-II number recall raw score

132

9.36

2.02

0.18

5–16

0.06

0.37

  1. Age-normed standard scores and raw test scores for the expressive language test (SPELT-3) are shown. The complex syntax sub-score is a non-scaled raw score. The d' dcalculated using signal detection is reported for the BBA and Prosody Matching tests. The non-scaled raw score of the forward digit span subtest of the KABC-II is used. SPELT-3 = Structured Photographic Expressive Language Test-3; BBA = Beat-Based Advantage; KABC = Kaufman Assessment Battery for Children.
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